$('.ann').on('click', function(e) {
    console.log(1111)
    e.preventDefault()
    let sss = $('.layui-form').serialize()
    console.log(sss)
    $.ajax({
        type: 'POST',
        url: '/my/user/updatepwd',
        data: sss,
        success: function(res) {
            if (res.status === 0) {
                window.parent.location.href = '../../../login.html'
            }

        }
    })
})